4b, Cannons Meadow, Tewin, Welwyn, AL6 0JT
About 4b
4b is a semi-detached house in Tewin, Welwyn, Welwyn (AL6 0JT). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (April 2021) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2018. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Very Poor to Good and lighting went from Good to Very Good. The recommended improvements would lift it to B (score 86), a 2-band jump.
It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs).
Know exactly what you're buying at 4b
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Wall insulation improved
More low energy lighting installed
Planning history
4b has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 4b
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
4b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£512,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 3 sales in AL6 0JT: £142,500 (2002–1996).
Everything we know about 4b, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Cannons Meadow homes
4b is notably below the street on epc rating.
EPC Rating
67 (D)
Street avg 70 (C)
Floor Area
85 m²
Street avg 76 m²
CO₂ Emissions
3.5 t/year
Street avg 2.8 t/year
Habitable Rooms
5 rooms
Street avg 4 rooms
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Rose and Crown PH — bus stop.
Closest school
0.0 km
Tewin Cowper Church of England Voluntary Aided Primary School. 8 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.